Made Sliders preserve their skews when updating their range

modules/juce_gui_basics/widgets/juce_Slider.cpp

@@ -136,7 +136,8 @@ public:
 
     void setRange (double newMin, double newMax, double newInt)
     {
-        normRange = NormalisableRange<double> (newMin, newMax, newInt);
+        normRange = NormalisableRange<double> (newMin, newMax, newInt,
+                                               normRange.skew, normRange.symmetricSkew);
         updateRange();
     }